diff --git a/.changeset/famous-coins-glow.md b/.changeset/famous-coins-glow.md
new file mode 100644
index 0000000000..6b0372c539
--- /dev/null
+++ b/.changeset/famous-coins-glow.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-techdocs-backend': patch
+---
+
+Regenerates a fresh token for each call to the search index when collating techdocs.
diff --git a/plugins/techdocs-backend/src/search/DefaultTechDocsCollator.ts b/plugins/techdocs-backend/src/search/DefaultTechDocsCollator.ts
index 86ab9e6cd8..b683127172 100644
--- a/plugins/techdocs-backend/src/search/DefaultTechDocsCollator.ts
+++ b/plugins/techdocs-backend/src/search/DefaultTechDocsCollator.ts
@@ -136,6 +136,7 @@ export class DefaultTechDocsCollator {
         );
 
         try {
+          const { token: newToken } = await tokenManager.getToken();
           const searchIndexResponse = await fetch(
             DefaultTechDocsCollator.constructDocsIndexUrl(
               techDocsBaseUrl,
@@ -143,7 +144,7 @@ export class DefaultTechDocsCollator {
             ),
             {
               headers: {
-                Authorization: `Bearer ${token}`,
+                Authorization: `Bearer ${newToken}`,
               },
             },
           );